Our range of bluetooth hat at oceanstar-gift are designed to offer high quality music hat . You can enjoy the music outside in cold winter only wearing the warm hat. When phone come, press one button on the hat and you can answer your phone directly. You do not need to take your phone difficultly from your pocket and keep your hand in warm gloves. Acrylic materials, polar fleece or other materials can be used to make a fashion hat with high quality bluetooth. Beanies,baseball hats or other hats can be installed with bluetooth according to your different needs.Man or woman like these smart and creative products. Enjoy your musice or answer your phone wireless now.